<template>
  <view class="my-settle-container">
    <!-- 全选 -->
    <label class="radio" @click="changeAllState">
      <radio color="#e00000" :checked="isFullcheck" /><text>全选</text>
    </label>
    <!-- 合计 -->
    <view class="amount-box">
      合计：<text class="amount">￥{{checkedPrice}}</text>
    </view>
    <!-- 结算 -->
    <view class="btn-settle" @click="settlement">结算（{{checkedCount}}）</view>
  </view>
</template>

<script>
  import {
    mapGetters,
    mapMutations,
    mapState
  } from 'vuex'
  
  export default {
    name: "my-settle",
    data() {
      return {
        // 倒计时的秒数
        seconds:3,
        timer:null
      };
    },
    methods: {
      ...mapMutations('m_cart', ['updateAllGoodsState']),
      ...mapMutations('m_user', ['updateRedirectInfo']),
      changeAllState() {
        this.updateAllGoodsState(!this.isFullcheck)
      },
      // 点击结算按钮
      settlement(){
        // 判断是否有勾选需要结算的商品
        if(!this.checkedCount) return uni.$showMsg('请选择要结算的商品!')
        // 判断用户是否选择了收货地址
        if(!this.addstr) return uni.$showMsg('请选择收货地址!')
        // 判断用户是否登录
        if(!this.token) return this.delayNavigate()
        
        // 微信支付功能
        this.payOrder()
      },
      delayNavigate(){
         this.showTips(this.seconds)
        this.timer= setInterval(()=>{
          this.seconds--
          if(this.seconds<=0) {
            // 清除定时器
            clearInterval(this.timer)
            // 跳转my 页面
            uni.switchTab({
              url:'/pages/my/my',
              success:()=> {
                this.updateRedirectInfo({
                  openType:'switchTab',
                  from:'/pages/cart/cart'
                })
              }
            })
            this.seconds=3
            return
          }
          this.showTips(this.seconds)
        },1000)
      },
      // 展示倒计时的提示消息
      showTips(n){
        uni.showToast({
          icon:'none',
          title:'请登录后再结算！'+n+'秒后自动跳转到登录项',
          // 添加透明遮罩，防止点击
          mask:true,
          duration:1000
        })
      },
      async payOrder(){
        // 订单的信息对象
        const orderInfo={
          // 订单价格
          // order_price:this.checkedPrice,
          order_price:0.01,
          // 订单地址
          consignee_addr:this.addstr,
          // 商品列表
          goods:this.cart.filter(x => x.goods_state).map(x => ({
            goods_id:x.goods_id,
            goods_number:x.goods_count,
            goods_price:x.goods_price
          }))
        }
        
        const {data:res} =await uni.$http.post('/api/public/v1/my/orders/create',orderInfo)
        console.log(res);
        if(res.meta.status !==200)return uni.$showMsg('创建订单失败')
        // 获取到订单编号
        const orderNumber =res.message.order_number
        
        const {data:res2} =await uni.$http.post('/api/public/v1/my/orders/req_unifiedorder',{order_number:orderNumber})
        if(res2.meta.status !==200)return uni.$showMsg('预付单生成失败')
        const payInfo = res2.message.pay
        
        const [err,succ]= await uni.requestPayment(payInfo)
        if(err) return uni.$showMsg('订单为支付！')
        const {data:res3} = await uni.$http.post('/api/public/v1/my/orders/chkOrder',{order_number:orderNumber})
        if(res3.meta.status !== 200) return uni.$showMsg('订单未支付！')
        uni.showToast({
          title:"支付完成",
          icon:'success'
        })
        
      }
    },
    computed: {
      ...mapGetters('m_cart', ['checkedCount', 'total', 'checkedPrice']),
      ...mapGetters('m_user', ['addstr']),
      ...mapState('m_user',['token']),
      ...mapState('m_cart',['cart']),
      // 是否全选
      isFullcheck() {
        return this.total === this.checkedCount
      }
    }
  }
</script>

<style lang="scss">
  .my-settle-container {
    position: fixed;
    bottom: 0%;
    left: 0;
    width: 100%;
    height: 50px;
    background-color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
    padding-left: 5px;

    .radio {
      display: flex;
      align-items: center;
    }

    .amount-box {
      .amount {
        color: #c00000;
        font-weight: bold;
      }
    }

    .btn-settle {
      background-color: #c00000;
      height: 50px;
      color: white;
      line-height: 50px;
      padding: 0 10px;
      min-width: 100px;
      text-align: center;
    }
  }
</style>